At Topicus Vietnam, we build software that redefines what’s possible in banking. As part of Topicus Group, we are on a mission to transform financial services through technology that creates meaningful impact for banks and their customers worldwide. Via our Akkuro banking platform (), we are leading the charge in Agentic Banking – a new paradigm where banks evolve into ecosystems of intelligent, autonomous agents delivering personalized, proactive, and seamless financial experiences. We’re seeking a forward-thinking Senior .NET Developer with hands-on experience in designing and implementing AI-powered solutions. Responsibilities Design and develop enterprise-grade applications in .NET, with a focus on integrating advanced AI capabilities.Integrate and orchestrate AI models and APIs (e.g., OpenAI, Azure AI, custom ML services) using the Model Context Protocol (MCP) to ensure interoperability and scalability.Implement AI security best practices, including secure prompt handling, data sanitization, model input/output validation, and protection against data leakage.Develop and maintain secure API endpoints for AI services, leveraging authentication and authorization mechanisms such as OAuth2, OpenID Connect, and role-based access controls.Collaborate with DevOps, Data, and Security teams to ensure robust deployment pipelines for AI-integrated .NET applications, with a focus on security, logging, and monitoring.Stay up-to-date with emerging trends in AI safety, security, and MCP standards, bringing best practices into engineering and architecture decisions.